fn main() {
    match iphone::fetch_latest() {
        Ok(info) => println!(
            "最新 iPhone: {}，起售价: {:?}，发布日期: {:?}",
            info.model, info.price_usd, info.release_date
        ),
        Err(e) => eprintln!("抓取失败，使用回退: {}", e),
    }
}